Commit | Line | Data |
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e0dfa761 PP |
1 | /* |
2 | * Copyright 2017 Philippe Proulx <pproulx@efficios.com> | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
5 | * of this software and associated documentation files (the "Software"), to deal | |
6 | * in the Software without restriction, including without limitation the rights | |
7 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
8 | * copies of the Software, and to permit persons to whom the Software is | |
9 | * furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
17 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
20 | * SOFTWARE. | |
21 | */ | |
22 | ||
23 | #include <babeltrace/plugin/plugin-dev.h> | |
73d5c1ad | 24 | #include <babeltrace/graph/connection.h> |
b2e0c907 PP |
25 | #include <babeltrace/graph/component.h> |
26 | #include <babeltrace/graph/private-component.h> | |
b9d103be | 27 | #include <babeltrace/graph/private-component-sink.h> |
b2e0c907 PP |
28 | #include <babeltrace/graph/private-port.h> |
29 | #include <babeltrace/graph/port.h> | |
30 | #include <babeltrace/graph/private-connection.h> | |
31 | #include <babeltrace/graph/component-sink.h> | |
32 | #include <babeltrace/graph/notification-iterator.h> | |
33 | #include <babeltrace/graph/notification.h> | |
0d8b4d8e | 34 | #include <babeltrace/babeltrace-internal.h> |
c2b71c92 | 35 | #include <plugins-common.h> |
e0dfa761 | 36 | #include <assert.h> |
c2b71c92 JG |
37 | #include "dummy.h" |
38 | ||
c2b71c92 JG |
39 | void destroy_private_dummy_data(struct dummy *dummy) |
40 | { | |
d83d78e7 | 41 | bt_put(dummy->notif_iter); |
c2b71c92 JG |
42 | g_free(dummy); |
43 | } | |
44 | ||
64cadc66 | 45 | void dummy_finalize(struct bt_private_component *component) |
c2b71c92 JG |
46 | { |
47 | struct dummy *dummy; | |
48 | ||
49 | assert(component); | |
890882ef | 50 | dummy = bt_private_component_get_user_data(component); |
c2b71c92 JG |
51 | assert(dummy); |
52 | destroy_private_dummy_data(dummy); | |
53 | } | |
54 | ||
890882ef | 55 | enum bt_component_status dummy_init(struct bt_private_component *component, |
c2b71c92 JG |
56 | struct bt_value *params, UNUSED_VAR void *init_method_data) |
57 | { | |
58 | enum bt_component_status ret; | |
59 | struct dummy *dummy = g_new0(struct dummy, 1); | |
60 | ||
61 | if (!dummy) { | |
62 | ret = BT_COMPONENT_STATUS_NOMEM; | |
63 | goto end; | |
64 | } | |
65 | ||
147337a3 PP |
66 | ret = bt_private_component_sink_add_input_private_port(component, |
67 | "in", NULL, NULL); | |
68 | if (ret != BT_COMPONENT_STATUS_OK) { | |
b9d103be PP |
69 | goto end; |
70 | } | |
71 | ||
890882ef | 72 | ret = bt_private_component_set_user_data(component, dummy); |
c2b71c92 JG |
73 | if (ret != BT_COMPONENT_STATUS_OK) { |
74 | goto error; | |
75 | } | |
d83d78e7 PP |
76 | |
77 | goto end; | |
78 | ||
c2b71c92 JG |
79 | error: |
80 | destroy_private_dummy_data(dummy); | |
d83d78e7 PP |
81 | |
82 | end: | |
c2b71c92 JG |
83 | return ret; |
84 | } | |
85 | ||
0d8b4d8e | 86 | void dummy_port_connected( |
890882ef | 87 | struct bt_private_component *component, |
8f4799f7 PP |
88 | struct bt_private_port *self_port, |
89 | struct bt_port *other_port) | |
c2b71c92 | 90 | { |
c2b71c92 JG |
91 | struct dummy *dummy; |
92 | struct bt_notification_iterator *iterator; | |
890882ef | 93 | struct bt_private_connection *connection; |
73d5c1ad | 94 | enum bt_connection_status conn_status; |
c2b71c92 | 95 | |
890882ef | 96 | dummy = bt_private_component_get_user_data(component); |
c2b71c92 | 97 | assert(dummy); |
890882ef | 98 | connection = bt_private_port_get_private_connection(self_port); |
72b913fb | 99 | assert(connection); |
73d5c1ad PP |
100 | conn_status = bt_private_connection_create_notification_iterator( |
101 | connection, NULL, &iterator); | |
102 | if (conn_status != BT_CONNECTION_STATUS_OK) { | |
0d8b4d8e | 103 | dummy->error = true; |
c2b71c92 JG |
104 | goto end; |
105 | } | |
106 | ||
d83d78e7 | 107 | BT_MOVE(dummy->notif_iter, iterator); |
0d8b4d8e | 108 | |
c2b71c92 | 109 | end: |
72b913fb | 110 | bt_put(connection); |
c2b71c92 | 111 | } |
e0dfa761 | 112 | |
890882ef | 113 | enum bt_component_status dummy_consume(struct bt_private_component *component) |
e0dfa761 | 114 | { |
8812600c | 115 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
e0dfa761 | 116 | struct bt_notification *notif = NULL; |
c2b71c92 | 117 | struct dummy *dummy; |
d83d78e7 | 118 | enum bt_notification_iterator_status it_ret; |
e0dfa761 | 119 | |
890882ef | 120 | dummy = bt_private_component_get_user_data(component); |
c2b71c92 | 121 | assert(dummy); |
e0dfa761 | 122 | |
0d8b4d8e PP |
123 | if (unlikely(dummy->error)) { |
124 | ret = BT_COMPONENT_STATUS_ERROR; | |
125 | goto end; | |
126 | } | |
127 | ||
d83d78e7 PP |
128 | if (unlikely(!dummy->notif_iter)) { |
129 | ret = BT_COMPONENT_STATUS_END; | |
130 | goto end; | |
e0dfa761 PP |
131 | } |
132 | ||
d83d78e7 PP |
133 | /* Consume one notification */ |
134 | it_ret = bt_notification_iterator_next(dummy->notif_iter); | |
135 | switch (it_ret) { | |
136 | case BT_NOTIFICATION_ITERATOR_STATUS_ERROR: | |
137 | ret = BT_COMPONENT_STATUS_ERROR; | |
138 | goto end; | |
139 | case BT_NOTIFICATION_ITERATOR_STATUS_AGAIN: | |
140 | ret = BT_COMPONENT_STATUS_AGAIN; | |
141 | goto end; | |
142 | case BT_NOTIFICATION_ITERATOR_STATUS_END: | |
e0dfa761 | 143 | ret = BT_COMPONENT_STATUS_END; |
d83d78e7 PP |
144 | goto end; |
145 | default: | |
146 | break; | |
e0dfa761 | 147 | } |
d83d78e7 | 148 | |
e0dfa761 | 149 | end: |
e0dfa761 PP |
150 | bt_put(notif); |
151 | return ret; | |
152 | } |